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Seasonic PRIME TX-1600 Noctua Edition, Ultra-Quiet Fully Modular 1600W 80 PLUS Titanium Efficiency ATX 3.1 PC Power Supply (Black/Brown) with DE/EU Cooling Device Cable
Noctua

Seasonic PRIME TX-1600 Noctua Edition

Bottom line: The Seasonic PRIME TX-1600 Noctua Edition ($753.00 on Amazon as of 2026-10-06): 80 PLUS Titanium and Cybenetics ETA Titanium certified, 94% efficiency at 50% load; main trade-off: 1600W is far more capacity than most single-GPU gaming builds need.

$753.00

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Buy on Amazon — $753.00 Compare to similar power supplies

By , Founder & Editor-in-Chief · Listing data updated

Mike Perry — Hardware researcher since 2014, focused on GPU performance across gaming, rendering, and local-LLM inference. Synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides.

*Price sourced from Amazon.com. Last updated 2026-10-06. Price and availability subject to change.

Pros & Cons

Pros

  • ✓ 80 PLUS Titanium and Cybenetics ETA Titanium certified, 94% efficiency at 50% load
  • ✓ Noctua NF-A12x25 fan runs ~8-10dB(A) quieter than the standard PRIME TX-1600
  • ✓ Semi-passive mode keeps the fan off up to 50% load at up to 25°C ambient
  • ✓ Native 12V-2x6 connector, ATX 3.1 and PCIe 5.1 ready for RTX 4090-class GPUs
  • ✓ Fully modular Noctua cabling plus Cybenetics Lambda A++ noise rating

Cons

  • ✗ 1600W is far more capacity than most single-GPU gaming builds need
  • ✗ Noctua Edition costs more than the standard PRIME TX-1600 platform
  • ✗ Brown and black Noctua color scheme may clash with all-black or RGB builds
  • ✗ Fan spins up past 50% load or when ambient temperature exceeds 25°C

Manufacturer description

Seasonic is known as one of the premier manufacturers of high-quality PC power supplies and PRIME TX is their award-winning, 80 PLUS Titanium-certified top line with state-of-the-art electronic designs, high-quality components, unprecedented performance and exceptional efficiency. The Noctua Edition of the TX-1600 top model utilizes this excellent platform and combines it with the iconic, groundbreaking NF-A12x25 fan and a specially designed, highly optimized grille, which makes it run ~8-10dB(A) quieter than the already silent standard model. Thanks to the semi-passive fan control, the…

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SpecPicks Verdict

SpecPicks scored Seasonic PRIME TX-1600 Noctua Edition using a rating × review-volume × price-fit model applied to published specs and reviews across the power supplies category. Noctua's power supplies lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for power supplies of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

  • Ultra-quiet Noctua Edition of the award-winning Seasonic PRIME TX-1600, state-of-the-art electrical performance with stable power delivery and ultra-strict voltage control for high-quality workstations and gaming PCs - with DE/EU cable
  • Renowned Noctua NF-A12x25 fan and specially designed, highly optimized grille for extremely low noise levels (Cybenetics Lambda A++ certification), ~8-10dB(A) quieter than the regular PRIME TX-1600
  • Semi-passive operation: fan stays off up to 50% load at up to 25°C ambient temperature for quiet operation, slowly rising to whisper-quiet levels with increasing load. Ideal for high-performance PCs that work almost silently!
  • Compatible with ATX 3.1 and PCIe 5.1, 12V-2×6 connector for safely powering modern graphics cards such as the NVIDIA GeForce RTX 4090 series, backwards compatible with ATX 3.0 and PCIe 5.0
  • Fully modular Noctua cabling for neat and tidy builds, titanium level energy efficiency (94% at 50% load, 80 PLUS Titanium and Cybenetics ETA Titanium certified) reduces waste heat and power consumption

Full Specifications

BrandNoctua
Colorbrown/ black
Unit Count1 Count
Form FactorATX
Model NumberSeasonic PRIME TX-1600 Noctua Edition
CompatibilityPC
Maximum Power1600 watts
Connector TypeATX
Output Wattage1600 watts
Item Dimensions8.27 x 5.91 x 3.39 inches
Mfr Part NumberSeasonic PRIME TX-1600 Noctua Edition
Connector Type Used on CableATX
Full listing titleSeasonic PRIME TX-1600 Noctua Edition, Ultra-Quiet Fully Modular 1600W 80 PLUS Titanium Efficiency ATX 3.1 PC Power Supply (Black/Brown) with DE/EU Cooling Device Cable

Ready to buy?

Seasonic PRIME TX-1600 Noctua Edition, Ultra-Quiet Fully Modular 1600W 80 PLUS Titanium Efficiency ATX 3.1 PC Power Supply (Black/Brown) with DE/EU Cooling Device Cable is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

Buy on Amazon — $753.00

*Price sourced from Amazon.com. Last updated 2026-10-06. Price and availability subject to change.

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Seasonic PRIME TX-1600 Noctua Edition, Ultra-Quiet Fully Modular 1600W 80 PLUS Titanium Efficiency ATX 3.1 PC Power Supply (Black/Brown) with DE/EU Cooling Device Cable
$753.00
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